(Q55889708)
Statements
1 reference
1 reference
1 reference
1735
4 references
Johann Georg Heinrich Siemens
9 October 2017
1 April 2022
Siemens, Johann Georg Heinrich (1735–1805)
1805
4 references
Johann Georg Heinrich Siemens
9 October 2017
1 April 2022
Siemens, Johann Georg Heinrich (1735–1805)
2 references
1 reference
1 reference